0001047469-10-008141 S-1/A 26 20100917 20100917 ATLANTIC POWER CORP 0001419242 4900 550886410 A1 1231 S-1/A 33 333-168855 101078624 200 CLARENDON STREET FLOOR 25 BOSTON MA 02116 617-977-2701 200 CLARENDON STREET FLOOR 25 BOSTON MA 02116 S-1/A 1 a2199968zs-1a.htm S-1/A EX-3.3 2 a2199968zex-3_3.htm EX-3.3 EX-4.5 3 a2199968zex-4_5.htm EX-4.5 EX-5.1 4 a2199968zex-5_1.htm EXHIBIT 5.1 EX-23.2 5 a2199968zex-23_2.htm EX-23.2 EX-23.3 6 a2199968zex-23_3.htm EX-23.3 EX-23.4 7 a2199968zex-23_4.htm EX-23.4 EX-23.5 8 a2199968zex-23_5.htm EX-23.5 EX-23.6 9 a2199968zex-23_6.htm EX-23.6 EX-25.1 10 a2199968zex-25_1.htm EXHIBIT 25.1 GRAPHIC 11 g371579.jpg G371579.JPG GRAPHIC 12 g593080.jpg G593080.JPG GRAPHIC 13 g157797kki001.gif G157797KKI001.GIF GRAPHIC 14 g157797kki002.gif G157797KKI002.GIF GRAPHIC 15 g157797mm003i001.jpg G157797MM003I001.JPG GRAPHIC 16 g157797mm003i002.jpg G157797MM003I002.JPG GRAPHIC 17 g157797mm003i003.jpg G157797MM003I003.JPG GRAPHIC 18 g157797mm005i001.gif G157797MM005I001.GIF GRAPHIC 19 g157797mm005i002.gif G157797MM005I002.GIF GRAPHIC 20 g432699.jpg G432699.JPG GRAPHIC 21 g13515.jpg G13515.JPG GRAPHIC 22 g668415.jpg G668415.JPG GRAPHIC 23 g157796kei001.jpg G157796KEI001.JPG GRAPHIC 24 g157796kei002.jpg G157796KEI002.JPG GRAPHIC 25 g157796ke01i001.jpg G157796KE01I001.JPG GRAPHIC 26 g157796ke01i002.jpg G157796KE01I002.JPG